Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cu dan cho snippets" » "cu dan code snippets", "cu danh cho snippets", "cu san cho snippets", "cu dac cho snippets", "cua dan cho snippets", "ca dan cho snippets", "co dan cho snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("cu dan cho snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cu dan cho snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
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